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please escape $ and #! --> please escape ${esc.d} and ${esc.h}!
"bread" & "butter" --> &quot;bread&quot; &amp; &quot;butter&quot;
http://localhost:8080/user/login?username=zhangsan&password=123 --> http%3A%2F%2Flocalhost%3A8080%2Fuser%2Flogin%3Fusername%3Dzhangsan%26password%3D123

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